use KLINK_MACHINE
This change arm, armeb, earm, earmeb, earmhf, earmhfeb so all builds thatshare a MACHINE_ARCH for userland so that except for etc, will produceidentical sets.usr/include/machine now points to usr/include/arm
branches: 1.1.142; 1.1.152;Descend into the gzboot directories.